Robert Bork's Antitrust Paradox (1978) has been justification for lack of antitrust behavior for over four decades. His test essentially asks if consumers are harmed by the pricing practices of the firm in the market in which they purchase the good or service. Even if these firms are monopoly or...

Free!! Google and Facebook!!! We all know them, what to worry about? Everything! The giants of the internet are expanding into every corner of the economy, politics and our lives. They control the majority of digital advertising; Alphabet, Google's parent, and Facebook receive more than 60...

Free!! Google and Facebook!!! We all know them, what to worry about? Everything! The giants of the internet are expanding into every corner of the economy, politics and our lives. They control the majority of digital advertising; Alphabet, Google's parent, and Facebook receive more than 60...

This study evaluates the impact of competition on quality, innovation and price in Europe's mobile communications market during the 4G era (2011-18). Our results indicate that European mobile users in more concentrated markets benefitted the most from higher network quality, particularly with...

This paper aims to shed light on the economic tools, as well as the legal-economic reasoning, which are used by different European antitrust authorities to assess the allegedly anticompetitive practices of a platform operating in a two-sided market (2SM). First of all, we show that despite the...

This paper analyzes the effects of mergers on markups of non-merging rival firms in narrowly defined markets. Combining data from the European Commission’s market assessments in merger decisions with production data, we use recent methodological advances in the estimation of production...